diff options
Diffstat (limited to 'src/lib9/await.c')
| -rw-r--r-- | src/lib9/await.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/lib9/await.c b/src/lib9/await.c index f0235a95..7d0ca916 100644 --- a/src/lib9/await.c +++ b/src/lib9/await.c @@ -82,7 +82,11 @@ _await(int pid4, char *str, int n, int opt) ulong u, s; for(;;){ - pid = wait4(pid4, &status, opt, &ru); + /* On Linux, pid==-1 means anyone; on SunOS, it's pid==0. */ + if(pid4 == -1) + pid = wait3(&status, opt, &ru); + else + pid = wait4(pid4, &status, opt, &ru); if(pid <= 0) return -1; u = ru.ru_utime.tv_sec*1000+((ru.ru_utime.tv_usec+500)/1000); |